Moon of Uranus
Puck
Puck is a moon. It orbits Uranus. It is about 162 km across – about as wide as Switzerland. Puck was discovered by Voyager 2 in December 1985 – a few weeks before its flyby of Uranus.
Fact file
- Type
- Moon of Uranus
- Diameter
- 162 km
- Distance from Uranus
- 86,000 km
- Orbital period
- 0.8 days
- Temperature
- -209 °C on average
Puck orbits Uranus.
Interesting facts about Puck
- Puck was discovered by Voyager 2 in December 1985 – a few weeks before its flyby of Uranus.
- It is the largest of Uranus's small inner moons and very dark.
- Named after the cheeky sprite in Shakespeare's “A Midsummer Night's Dream”.
Frequently asked questions about Puck
How big is Puck?
Puck has a diameter of 162 km. That is about 4.7% of the diameter of our Moon.
How far is Puck from Uranus?
Puck orbits Uranus at an average distance of 86,000 km.
How long does Puck take to orbit Uranus?
Puck orbits Uranus once every 18.3 hours.
How cold or warm is it on Puck?
On Puck the average temperature is −209 °C.
Formation
Probably a mixture of ice and dark, carbon-rich material.
Atmosphere
No atmosphere.
Exploration
Voyager 2 took the only close-up photo. Its craters are named after sprites from legends.
Compared with Earth
Around 160 km across.
Other moons of Uranus
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